Is CVE-2026-2952 actively exploited?

No active exploitation of CVE-2026-2952 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-2952 be exploited remotely?

Yes. CVE-2026-2952 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-2952?

CVE-2026-2952 has a CVSS score of 9.8 (CRITICAL) and an EPSS exploitation probability of 0.20%.

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CRITICAL

CVE-2026-2952

CWE-77Published: February 22, 2026· Updated: Feb 25, 2026

9.8

CVSS v3.1

EPSS:1.28%probability of exploitation in 30 daysPercentile:79.3th

Official Description

A flaw has been found in Vaelsys 4.1.0. This vulnerability affects unknown code of the file /tree/tree_server.php of the component HTTP POST Request Handler. This manipulation of the argument xajaxargs causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Technical Analysis

CVE-2026-2952 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.